How to answer and speak on the phone (II)

Problems

I can't get through.

The line's engaged / busy.

I'm sorry. I don't understand. Could you repeat that, please?

I'm sorry. I can't hear you very well. Could you speak up a little, please?

I can't hear you. I think we've got a crossed line.

I'm afraid you've got the wrong number.

Reasons for calling

I'm phoning / calling because I want to talk about the prices of your products.

I'm calling / phoning for some price information on French perfumes.

Requesting

Would you mind repeating that number?

Could you repeat that number, please?

Could you spell that name, please?